Scientists at the University of Minnesota and the National Cancer Institute in the United States tested the gel on female monkeys.

VOA: special.2009.03.16

They chose the election of Barack Obama as president of the United States as the top news story of 2008.

VOA: special.2009.01.03

The number of Japanese students in the United States decreased for the fourth year, to just over twenty-nine thousand.

VOA: special.2009.11.26

But first,we talk about some small groups and individuals in the United States who are helping the people of Haiti.

VOA: special.2010.02.05

The United States Census Bureau estimates that there are almost forty-seven million people of Hispanic heritage living in the United States.

VOA: special.2009.09.18

The president wants the United States to regain the world's highest college graduation rates, especially in math and science.

VOA: special.2009.07.30

But it also represents the result of higher birth rates among Hispanics in the United States compared to the general population.

VOA: special.2011.03.14

It began as part of the effort for the United States to hold the nineteen ninety-four World Cup competition.

VOA: special.2010.06.02

Troops from the English colonies that would become the United States supported the British army in the war.

VOA: special.2009.01.05

Since the closing of the Bank of the United States, the government had kept its money in a number of state banks.

VOA: special.2009.01.01

The Surgeon General of the United States Army sponsored the study and released the final results last week.

VOA: special.2009.09.30

This process involves several tests before a person can receive a visa to stay in the United States for the training period.

VOA: special.2009.06.02

It will work closely with international partners, including the United Nations, the United States and international financial organizations.

VOA: special.2010.04.02

The verb "to lobby" first appeared in print in the United States in the eighteen thirties, according to a website about Washington.

VOA: special.2010.09.27